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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/* -----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment">Software License for The Fraunhofer FDK AAC Codec Library for Android</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment">© Copyright  1995 - 2018 Fraunhofer-Gesellschaft zur Förderung der angewandten</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment">Forschung e.V. All rights reserved.</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"> 1.    INTRODUCTION</span></div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment">The Fraunhofer FDK AAC Codec Library for Android (&quot;FDK AAC Codec&quot;) is software</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment">that implements the MPEG Advanced Audio Coding (&quot;AAC&quot;) encoding and decoding</span></div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment">scheme for digital audio. This FDK AAC Codec software is intended to be used on</span></div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment">a wide variety of Android devices.</span></div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment">AAC&#39;s HE-AAC and HE-AAC v2 versions are regarded as today&#39;s most efficient</span></div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment">general perceptual audio codecs. AAC-ELD is considered the best-performing</span></div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment">full-bandwidth communications codec by independent studies and is widely</span></div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment">deployed. AAC has been standardized by ISO and IEC as part of the MPEG</span></div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment">specifications.</span></div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="comment">Patent licenses for necessary patent claims for the FDK AAC Codec (including</span></div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="comment">those of Fraunhofer) may be obtained through Via Licensing</span></div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="comment">(www.vialicensing.com) or through the respective patent owners individually for</span></div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="comment">the purpose of encoding or decoding bit streams in products that are compliant</span></div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="comment">with the ISO/IEC MPEG audio standards. Please note that most manufacturers of</span></div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="comment">Android devices already license these patent claims through Via Licensing or</span></div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="comment">directly from the patent owners, and therefore FDK AAC Codec software may</span></div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;<span class="comment">already be covered under those patent licenses when it is used for those</span></div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="comment">licensed purposes only.</span></div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;<span class="comment">Commercially-licensed AAC software libraries, including floating-point versions</span></div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="comment">with enhanced sound quality, are also available from Fraunhofer. Users are</span></div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="comment">encouraged to check the Fraunhofer website for additional applications</span></div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;<span class="comment">information and documentation.</span></div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;<span class="comment">2.    COPYRIGHT LICENSE</span></div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;<span class="comment">Redistribution and use in source and binary forms, with or without modification,</span></div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="comment">are permitted without payment of copyright license fees provided that you</span></div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="comment">satisfy the following conditions:</span></div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;<span class="comment">You must retain the complete text of this software license in redistributions of</span></div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;<span class="comment">the FDK AAC Codec or your modifications thereto in source code form.</span></div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;<span class="comment">You must retain the complete text of this software license in the documentation</span></div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;<span class="comment">and/or other materials provided with redistributions of the FDK AAC Codec or</span></div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;<span class="comment">your modifications thereto in binary form. You must make available free of</span></div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;<span class="comment">charge copies of the complete source code of the FDK AAC Codec and your</span></div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;<span class="comment">modifications thereto to recipients of copies in binary form.</span></div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;<span class="comment">The name of Fraunhofer may not be used to endorse or promote products derived</span></div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;<span class="comment">from this library without prior written permission.</span></div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;<span class="comment">You may not charge copyright license fees for anyone to use, copy or distribute</span></div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;<span class="comment">the FDK AAC Codec software or your modifications thereto.</span></div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;<span class="comment">Your modified versions of the FDK AAC Codec must carry prominent notices stating</span></div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;<span class="comment">that you changed the software and the date of any change. For modified versions</span></div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;<span class="comment">of the FDK AAC Codec, the term &quot;Fraunhofer FDK AAC Codec Library for Android&quot;</span></div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;<span class="comment">must be replaced by the term &quot;Third-Party Modified Version of the Fraunhofer FDK</span></div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;<span class="comment">AAC Codec Library for Android.&quot;</span></div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;<span class="comment">3.    NO PATENT LICENSE</span></div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;<span class="comment">NO EXPRESS OR IMPLIED LICENSES TO ANY PATENT CLAIMS, including without</span></div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;<span class="comment">limitation the patents of Fraunhofer, ARE GRANTED BY THIS SOFTWARE LICENSE.</span></div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;<span class="comment">Fraunhofer provides no warranty of patent non-infringement with respect to this</span></div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;<span class="comment">software.</span></div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;<span class="comment">You may use this FDK AAC Codec software or modifications thereto only for</span></div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;<span class="comment">purposes that are authorized by appropriate patent licenses.</span></div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;<span class="comment">4.    DISCLAIMER</span></div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;<span class="comment">This FDK AAC Codec software is provided by Fraunhofer on behalf of the copyright</span></div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;<span class="comment">holders and contributors &quot;AS IS&quot; and WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES,</span></div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;<span class="comment">including but not limited to the implied warranties of merchantability and</span></div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;<span class="comment">fitness for a particular purpose. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR</span></div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;<span class="comment">CONTRIBUTORS BE LIABLE for any direct, indirect, incidental, special, exemplary,</span></div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;<span class="comment">or consequential damages, including but not limited to procurement of substitute</span></div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;<span class="comment">goods or services; loss of use, data, or profits, or business interruption,</span></div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;<span class="comment">however caused and on any theory of liability, whether in contract, strict</span></div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;<span class="comment">liability, or tort (including negligence), arising in any way out of the use of</span></div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;<span class="comment">this software, even if advised of the possibility of such damage.</span></div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;<span class="comment">5.    CONTACT INFORMATION</span></div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;<span class="comment">Fraunhofer Institute for Integrated Circuits IIS</span></div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;<span class="comment">Attention: Audio and Multimedia Departments - FDK AAC LL</span></div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;<span class="comment">Am Wolfsmantel 33</span></div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;<span class="comment">91058 Erlangen, Germany</span></div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;<span class="comment">www.iis.fraunhofer.de/amm</span></div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;<span class="comment">amm-info@iis.fraunhofer.de</span></div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;<span class="comment">----------------------------------------------------------------------------- */</span></div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160; </div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;<span class="comment">/******************* Library for basic calculation routines ********************</span></div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;<span class="comment">   Author(s):</span></div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;<span class="comment">   Description: fixed point intrinsics</span></div>
<div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;<span class="comment">*******************************************************************************/</span></div>
<div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160; </div>
<div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;<span class="preprocessor">#if !defined(CPLX_MUL_ARM_H)</span></div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;<span class="preprocessor">#define CPLX_MUL_ARM_H</span></div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160; </div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;<span class="preprocessor">#if defined(__arm__) &amp;&amp; defined(__GNUC__)</span></div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160; </div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;<span class="preprocessor">#if defined(__ARM_ARCH_5TE__) || defined(__ARM_ARCH_6__) || \</span></div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;<span class="preprocessor">    defined(__ARM_ARCH_8__)</span></div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;<span class="preprocessor">#define FUNCTION_cplxMultDiv2_32x16</span></div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;<span class="preprocessor">#define FUNCTION_cplxMultDiv2_32x16X2</span></div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160; </div>
<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;<span class="preprocessor">#define FUNCTION_cplxMultDiv2_32x32X2</span></div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;<span class="preprocessor">#ifdef FUNCTION_cplxMultDiv2_32x32X2</span></div>
<div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span> cplxMultDiv2(FIXP_DBL *c_Re, FIXP_DBL *c_Im, <span class="keyword">const</span> FIXP_DBL a_Re,</div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;                         <span class="keyword">const</span> FIXP_DBL a_Im, <span class="keyword">const</span> FIXP_DBL b_Re,</div>
<div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;                         <span class="keyword">const</span> FIXP_DBL b_Im) {</div>
<div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;  <a class="code" href="machine__type_8h.html#adeeed35101214b62ebabd7bf71f27ab1">LONG</a> tmp1, tmp2;</div>
<div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160; </div>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;<span class="preprocessor">#ifdef __ARM_ARCH_8__</span></div>
<div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;  <span class="keyword">asm</span>(<span class="stringliteral">&quot;smull  %x0, %w2, %w4;       \n&quot;</span> <span class="comment">/* tmp1  = a_Re * b_Re */</span></div>
<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;      <span class="stringliteral">&quot;smull  %x1, %w2, %w5;       \n&quot;</span> <span class="comment">/* tmp2  = a_Re * b_Im */</span></div>
<div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;      <span class="stringliteral">&quot;smsubl %x0, %w3, %w5, %x0;  \n&quot;</span> <span class="comment">/* tmp1 -= a_Im * b_Im */</span></div>
<div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;      <span class="stringliteral">&quot;smaddl %x1, %w3, %w4, %x1;  \n&quot;</span> <span class="comment">/* tmp2 += a_Im * b_Re */</span></div>
<div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;      <span class="stringliteral">&quot;asr    %x0, %x0,  #32       \n&quot;</span></div>
<div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;      <span class="stringliteral">&quot;asr    %x1, %x1,  #32       \n&quot;</span></div>
<div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;      : <span class="stringliteral">&quot;=&amp;r&quot;</span>(tmp1), <span class="stringliteral">&quot;=&amp;r&quot;</span>(tmp2)</div>
<div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;      : <span class="stringliteral">&quot;r&quot;</span>(a_Re), <span class="stringliteral">&quot;r&quot;</span>(a_Im), <span class="stringliteral">&quot;r&quot;</span>(b_Re), <span class="stringliteral">&quot;r&quot;</span>(b_Im));</div>
<div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;<span class="preprocessor">#elif defined(__ARM_ARCH_6__)</span></div>
<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;  <span class="keyword">asm</span>(<span class="stringliteral">&quot;smmul %0, %2, %4;\n&quot;</span>     <span class="comment">/* tmp1  = a_Re * b_Re */</span></div>
<div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;      <span class="stringliteral">&quot;smmls %0, %3, %5, %0;\n&quot;</span> <span class="comment">/* tmp1 -= a_Im * b_Im */</span></div>
<div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;      <span class="stringliteral">&quot;smmul %1, %2, %5;\n&quot;</span>     <span class="comment">/* tmp2  = a_Re * b_Im */</span></div>
<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;      <span class="stringliteral">&quot;smmla %1, %3, %4, %1;\n&quot;</span> <span class="comment">/* tmp2 += a_Im * b_Re */</span></div>
<div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;      : <span class="stringliteral">&quot;=&amp;r&quot;</span>(tmp1), <span class="stringliteral">&quot;=&amp;r&quot;</span>(tmp2)</div>
<div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;      : <span class="stringliteral">&quot;r&quot;</span>(a_Re), <span class="stringliteral">&quot;r&quot;</span>(a_Im), <span class="stringliteral">&quot;r&quot;</span>(b_Re), <span class="stringliteral">&quot;r&quot;</span>(b_Im));</div>
<div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;  <a class="code" href="machine__type_8h.html#adeeed35101214b62ebabd7bf71f27ab1">LONG</a> discard;</div>
<div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;  <span class="keyword">asm</span>(<span class="stringliteral">&quot;smull %2, %0, %7, %6;\n&quot;</span> <span class="comment">/* tmp1  = -a_Im * b_Im */</span></div>
<div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;      <span class="stringliteral">&quot;smlal %2, %0, %3, %5;\n&quot;</span> <span class="comment">/* tmp1 +=  a_Re * b_Re */</span></div>
<div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;      <span class="stringliteral">&quot;smull %2, %1, %3, %6;\n&quot;</span> <span class="comment">/* tmp2  =  a_Re * b_Im */</span></div>
<div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;      <span class="stringliteral">&quot;smlal %2, %1, %4, %5;\n&quot;</span> <span class="comment">/* tmp2 +=  a_Im * b_Re */</span></div>
<div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;      : <span class="stringliteral">&quot;=&amp;r&quot;</span>(tmp1), <span class="stringliteral">&quot;=&amp;r&quot;</span>(tmp2), <span class="stringliteral">&quot;=&amp;r&quot;</span>(discard)</div>
<div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;      : <span class="stringliteral">&quot;r&quot;</span>(a_Re), <span class="stringliteral">&quot;r&quot;</span>(a_Im), <span class="stringliteral">&quot;r&quot;</span>(b_Re), <span class="stringliteral">&quot;r&quot;</span>(b_Im), <span class="stringliteral">&quot;r&quot;</span>(-a_Im));</div>
<div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;  *c_Re = tmp1;</div>
<div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;  *c_Im = tmp2;</div>
<div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;}</div>
<div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* FUNCTION_cplxMultDiv2_32x32X2 */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160; </div>
<div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;<span class="preprocessor">#if defined(FUNCTION_cplxMultDiv2_32x16)</span></div>
<div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span> cplxMultDiv2(FIXP_DBL *c_Re, FIXP_DBL *c_Im, <span class="keyword">const</span> FIXP_DBL a_Re,</div>
<div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;                         <span class="keyword">const</span> FIXP_DBL a_Im, FIXP_SPK wpk) {</div>
<div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;<span class="preprocessor">#ifdef __ARM_ARCH_8__</span></div>
<div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;  FIXP_DBL b_Im = FX_SGL2FX_DBL(wpk.v.im);</div>
<div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;  FIXP_DBL b_Re = FX_SGL2FX_DBL(wpk.v.re);</div>
<div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;  cplxMultDiv2(c_Re, c_Im, a_Re, a_Im, b_Re, b_Im);</div>
<div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;  <a class="code" href="machine__type_8h.html#adeeed35101214b62ebabd7bf71f27ab1">LONG</a> tmp1, tmp2;</div>
<div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;  <span class="keyword">const</span> <a class="code" href="machine__type_8h.html#adeeed35101214b62ebabd7bf71f27ab1">LONG</a> w = wpk.w;</div>
<div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;  <span class="keyword">asm</span>(<span class="stringliteral">&quot;smulwt %0, %3, %4;\n&quot;</span></div>
<div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;      <span class="stringliteral">&quot;rsb %1,%0,#0;\n&quot;</span></div>
<div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;      <span class="stringliteral">&quot;smlawb %0, %2, %4, %1;\n&quot;</span></div>
<div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;      <span class="stringliteral">&quot;smulwt %1, %2, %4;\n&quot;</span></div>
<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;      <span class="stringliteral">&quot;smlawb %1, %3, %4, %1;\n&quot;</span></div>
<div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;      : <span class="stringliteral">&quot;=&amp;r&quot;</span>(tmp1), <span class="stringliteral">&quot;=&amp;r&quot;</span>(tmp2)</div>
<div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;      : <span class="stringliteral">&quot;r&quot;</span>(a_Re), <span class="stringliteral">&quot;r&quot;</span>(a_Im), <span class="stringliteral">&quot;r&quot;</span>(w));</div>
<div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;  *c_Re = tmp1;</div>
<div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;  *c_Im = tmp2;</div>
<div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;}</div>
<div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* FUNCTION_cplxMultDiv2_32x16 */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160; </div>
<div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;<span class="preprocessor">#ifdef FUNCTION_cplxMultDiv2_32x16X2</span></div>
<div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span> cplxMultDiv2(FIXP_DBL *c_Re, FIXP_DBL *c_Im, <span class="keyword">const</span> FIXP_DBL a_Re,</div>
<div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;                         <span class="keyword">const</span> FIXP_DBL a_Im, <span class="keyword">const</span> FIXP_SGL b_Re,</div>
<div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;                         <span class="keyword">const</span> FIXP_SGL b_Im) {</div>
<div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;<span class="preprocessor">#ifdef __ARM_ARCH_8__</span></div>
<div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;  FIXP_DBL b_re = FX_SGL2FX_DBL(b_Re);</div>
<div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;  FIXP_DBL b_im = FX_SGL2FX_DBL(b_Im);</div>
<div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;  cplxMultDiv2(c_Re, c_Im, a_Re, a_Im, b_re, b_im);</div>
<div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;  <a class="code" href="machine__type_8h.html#adeeed35101214b62ebabd7bf71f27ab1">LONG</a> tmp1, tmp2;</div>
<div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160; </div>
<div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;  <span class="keyword">asm</span>(<span class="stringliteral">&quot;smulwb %0, %3, %5;\n&quot;</span> <span class="comment">/* %7   = -a_Im * b_Im */</span></div>
<div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;      <span class="stringliteral">&quot;rsb %1,%0,#0;\n&quot;</span></div>
<div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;      <span class="stringliteral">&quot;smlawb %0, %2, %4, %1;\n&quot;</span> <span class="comment">/* tmp1 =  a_Re * b_Re - a_Im * b_Im */</span></div>
<div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;      <span class="stringliteral">&quot;smulwb %1, %2, %5;\n&quot;</span>     <span class="comment">/* %7   =  a_Re * b_Im */</span></div>
<div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;      <span class="stringliteral">&quot;smlawb %1, %3, %4, %1;\n&quot;</span> <span class="comment">/* tmp2 =  a_Im * b_Re + a_Re * b_Im */</span></div>
<div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;      : <span class="stringliteral">&quot;=&amp;r&quot;</span>(tmp1), <span class="stringliteral">&quot;=&amp;r&quot;</span>(tmp2)</div>
<div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;      : <span class="stringliteral">&quot;r&quot;</span>(a_Re), <span class="stringliteral">&quot;r&quot;</span>(a_Im), <span class="stringliteral">&quot;r&quot;</span>(b_Re), <span class="stringliteral">&quot;r&quot;</span>(b_Im));</div>
<div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160; </div>
<div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;  *c_Re = tmp1;</div>
<div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;  *c_Im = tmp2;</div>
<div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;}</div>
<div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* FUNCTION_cplxMultDiv2_32x16X2 */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160; </div>
<div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160; </div>
<div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* !defined(CPLX_MUL_ARM_H) */</span><span class="preprocessor"></span></div>
<div class="ttc" id="amachine__type_8h_html_adeeed35101214b62ebabd7bf71f27ab1"><div class="ttname"><a href="machine__type_8h.html#adeeed35101214b62ebabd7bf71f27ab1">LONG</a></div><div class="ttdeci">signed long LONG</div><div class="ttdef"><b>Definition:</b> machine_type.h:184</div></div>
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